Home / 127,110.21-175,406.22-69,748.26

Finding the Fourth Proportional to 127,110.21, 175,406.22 and 69,748.26

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Solution

The fourth proportional to 127,110.21, 175,406.22 and 69,748.26 is: 96,249.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,110.21 : 175,406.22 = 69,748.26 : x
  2. Step 2: Convert to fraction form
    127,110.21/175,406.22 = 69,748.26/x
  3. Step 3: Cross multiply
    127,110.21x = 175,406.22 × 69,748.26
  4. Step 4: Simplify right side
    127,110.21x = 12,234,278,638.18
  5. Step 5: Solve for x
    x = 12,234,278,638.18/127,110.21
  6. Step 6: Final answer
    x = 96,249.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.